Cigarette lighter



FIG. 1 is a perspective view of the cigarette lighter showing my design with the lid in the open position for the purpose of a complete disclosure;

FIG. 2 is a front elevational view of a cigarette lighter showing my design with the lid in the closed position;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof, the left side elevational view being a mirror image;

FIG. 5 is a top plan view thereof; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a cigarette lighter, as shown and described. 